The British Royal Air Force (RAF) is the aerial warfare service branch of the United Kingdom armed forces. Established in 1918, it was the first independent air force in the world. The RAF's primary role is to protect the UK and its interests through air power, including surveillance, reconnaissance, and combat operations. The RAF operates a variety of aircraft, including fighter jets, transport planes, and helicopters. It plays a crucial role in international peacekeeping and humanitarian missions, often collaborating with other military forces and organizations. The RAF is also involved in training and supporting allied nations in air operations.